We don't talk to children in the same way that we talk to adults. Some voice-overs have the ability to talk to the kids audience. It's about the tone of voice, often young, with the correct energy and generally dynamic, but it is also about positioning. That is, being able to address them as a big brother or big sister would, or as a friendly adult who invite's them to play. Many of the British English voice-overs on Foreign Voiceover.us are very comfortable in this register, as you can see by listening to the excerpts below.